From what i can tell these 2 ram sets are identical in terms of performance. Are there any differences?
http://www.newegg.com/Product/Product.aspx?Item=N82E16820231428&cm_re=g.skill_ripjaws_x-_-20-231-428-_-Product
http://www.newegg.com/Product/Product.aspx?Item=N82E16820233144&cm_re=corsair_vengeance_8gb-_-20-233-144-_-Product
http://www.newegg.com/Product/Product.aspx?Item=N82E16820231428&cm_re=g.skill_ripjaws_x-_-20-231-428-_-Product
http://www.newegg.com/Product/Product.aspx?Item=N82E16820233144&cm_re=corsair_vengeance_8gb-_-20-233-144-_-Product